CN116808505A - Running exercise method and running equipment for protecting leg joints from damage - Google Patents

Abstract

The invention relates to a body-building exercise method and a body-building exercise article thereof. Running exercise is the most convenient and economical mass exercise method for daily exercise of people, however, common running exercise has great damage to knee joints for middle-aged and elderly people and people with heavy weight. The running exercise method provided by the invention is that the back of a human body is leaned against a bearing body of running equipment, the angle between the axis line of the human body of a runner and the horizontal plane is controlled to be 5-80 degrees, and the angle between the runway of the running machine and the horizontal plane is set to be 30-75 degrees. The running equipment consists of a base, a bracket mechanism, a supporting bracket mechanism and a gravity balance system, or consists of a base, a bracket mechanism, an upper hanging bracket mechanism, a lower hanging bracket mechanism and a gravity balance system. The product of the invention is more suitable for middle-aged and elderly people and obese people who need to pay attention to the protection of leg joints, and is also suitable for running exercise of people with waist diseases.

Description

Running exercise method and running equipment for protecting leg joints from damage

Technical Field

The invention relates to a body-building exercise method and a body-building exercise article thereof, in particular to a running exercise method and running equipment for protecting leg joints from damage.

Background

Running exercise is the most convenient, economical and effective public exercise method for daily exercise. However, for middle-aged and elderly people, ordinary running and running exercise on a running machine are very harmful to knee joints, feet and the ground are impacted continuously in the running process, the knee joints and ankles bear the weight of the body and the ground, and the risk of damaging the knee joints is higher for people with fat body shapes. Conventional running exercises are not suitable for the middle aged and elderly people and their obese people.

In the existing treadmill technology, the improvement technology adopted for slowing down the injury of the knee joint of a user during running mainly has two points: firstly, through increasing the elasticity between treadmill base and the ground, secondly, through the elasticity that strengthens treadmill board self improves the impact of treadmill to user's knee joint. However, for middle aged and elderly people and obese people, the existing treadmill technology still cannot solve the impact and adverse effect on the legs, particularly knee joints and the spine of the human body during running.

Disclosure of Invention

The purpose of the invention is that: firstly, a running method capable of greatly reducing the pressure of legs and spines of a human body when running on a running machine is provided; secondly, a running device matched with the running method is provided.

The invention is implemented by the following modes:

the angle between the plane of the runway and the horizontal plane of the running machine is theta, the angle between the axis of the human body of the runner and the horizontal plane is beta, the angle between the axis of the human body and the vertical line of the ground is alpha, the angle between the axis of the human body and the runway of the running machine is delta, and the running exercise method for protecting the leg joints from damage is as follows: setting the angle between the runway of the running machine and the horizontal plane to be theta=30-75 degrees, pressing the back of the human body of the runner on the bearing body of the running equipment, setting the angle between the axis of the human body or the upper plane of the bearing body and the horizontal plane to be beta=5-80 degrees, and setting the included angle between the axis of the human body or the upper plane of the bearing body and the runway of the running machine to be delta=70-100 degrees, preferably delta=80-90 degrees when the running machine is used; let the weight of the human body be W, the component force of the weight W along the plane direction on the support be Fx, and the positive pressure of the weight W on the support be Fy, the pressure of the leg of the human body on the running machine, that is, the component force fx=w·cos α=w·sin β of the weight W of the human body along the plane direction on the support. Therefore, under the condition that the back of the human body is supported by the bearing, the impact on the legs and the spines of the human body can be reduced by only adjusting the angle beta between the axis line of the human body and the horizontal plane and the angle theta between the running machine and the horizontal plane.

The running equipment matched with the running exercise method for protecting leg joints from damage is provided with two schemes:

the first scheme is a bearing type structure, which consists of a base, a bracket mechanism, a bearing bracket mechanism and a gravity balance system. The support mechanism consists of a running machine support, a running machine, a first support rod and a gas spring. The lower end of the running machine support is hinged with the base, a gas spring is arranged between the middle part of the lower side surface of the running machine support and the base, the running machine is fixed on the upper side surface of the running machine support, and the support mechanism is connected with the electric push rod or the oil cylinder or the air cylinder in a hinged manner between the middle part of the lower side surface of the running machine support and the base so as to realize automatic control of the running machine support; the support bracket mechanism consists of a bracket, a support body, a gas tension spring and a second support rod, wherein the lower end of the bracket is hinged with the base of running equipment, the lower end of the bracket is hinged with the lower end of a running machine support, the gas tension spring is arranged between one side edge of the running machine support and the middle part of the bracket, a bracket cross rod is arranged above the bracket, the support body is arranged above the bracket cross rod, the bracket cross rod is hinged with the support body through a shaft pin, the middle part of the bracket is hinged with the second support rod with adjustable length, or the electric push rod is connected between the middle part of the bracket and the base in a hinged mode, or an oil cylinder or an air cylinder is connected to realize automatic folding and control of the bracket.

The scheme II is a sling type structure, the scheme is composed of a base, a bracket mechanism, an upper hanging bracket mechanism, a lower hanging bracket mechanism and a gravity balance system, the scheme I is that on the basis of the structure of the scheme I, a supporting body in the scheme I is canceled, a hanging bracket hinged with the running machine bracket or the base is additionally arranged above the running machine bracket, an angle positioning support is arranged between the hanging bracket and the running machine bracket near the hinge joint, a sling is tied at the upper end of the hanging bracket, a hanging body is tied at the lower end of the sling, the hanging body wraps the back waist and the side edge of the trunk of the human body, and a pull rope is tied between the upper part of the bracket and the hanging body; the scheme II sling type structure or the simplified sling type structure after the lower hanging bracket mechanism is cancelled consists of a base, a bracket mechanism, an upper hanging bracket mechanism and a gravity balance system, and the simplified sling type structure cancels a bracket, a stay rope above the bracket, a gas tension spring and a support rod II.

The bearing body consists of a bearing mechanism, a safety mechanism and a head supporting mechanism.

The bearing mechanism has the functions of left-right rotation, left-right swing, up-down swing and back-and-forth movement, the bearing mechanism is divided into three functional areas, namely a first functional area, a second functional area and a third functional area, and the first functional area is divided into 1-3 unit bodies. The bearing mechanism is provided with four structural schemes:

The first functional area of the first scheme has the functions of left and right rotation and forward and backward movement. The first functional area is provided with 1-3 unit bodies, each unit body consists of a supporting plate and a guide post and guide sleeve mechanism, the guide post and guide sleeve mechanism is an existing product in the market, the guide sleeve and the supporting plate can rotate left and right by taking the guide post as an axle center and can axially move along the guide post, each unit body uses independent guide post and guide sleeve mechanisms, the bottom plate of each unit body is fixed on the left and right swinging body by using an adjusting screw, and the front and back positions of the unit bodies on the left and right swinging body can be adjusted by the adjusting screw.

The unit bodies of the first bearing mechanism scheme adopt a common guide post shaft, the guide post of each unit body is of a hollow tube structure, the hollow guide post is sleeved on the common guide post shaft, and two ends of the guide post shaft are fixed on the left-right swinging body through shaft seats.

A pair of spring columns are respectively arranged between the supporting plate and the bottom plate of the unit body, two sides of the guide column are respectively provided with a pair of spring columns, the lower ends of the spring columns are hinged with the bottom plate, the upper ends of the spring columns are provided with idler wheels, the idler wheels can roll in the rollaway nest on the lower side surface of the supporting plate, and the spring columns have the function of ensuring that the supporting plate can only rotate left and right around the guide column with limited amplitude.

The second functional area of the first bearing mechanism scheme has a left-right swinging function. The second functional area is provided with a horizontal swinging body and an up-and-down swinging body, the horizontal swinging body is arranged above the up-and-down swinging body, the front ends of the horizontal swinging body and the up-and-down swinging body are provided with a sliding pair and a rotating pair, the sliding pair consists of a sliding block and a guide rail, two ends of the guide rail are fixed on a bottom plate at the front end of the up-and-down swinging body, the sliding pair enables the horizontal swinging body to move left and right relative to the up-and-down swinging body, a rotating pair is arranged between the upper part of the sliding block and the horizontal swinging body, a rotating shaft provided with a thrust bearing is arranged on the horizontal swinging body, and the horizontal swinging body can swing left and right relative to the up-and-down swinging body by taking the rotating shaft as a center. At least two rollers are arranged between the rear end of the left-right swinging body and the bottom plate at the rear end of the up-down swinging body, and the front end of the left-right swinging body is provided with a sliding pair and a revolute pair, so that the left-right swinging body can swing left and right relative to the up-down swinging body at the front end and the rear end.

The third functional area of the first bearing mechanism scheme has an up-down swinging function, the third functional area is provided with an up-down swinging body, and the lower side of the middle part of the up-down swinging body is hinged with a bracket cross bar of the running equipment.

The second bearing mechanism scheme, the first functional area of the second scheme has a left-right rotation function, the first functional area is also provided with 1-3 unit bodies, the distance between the three unit bodies in the longitudinal direction is controlled by adjusting the length of a rope between the adjacent unit bodies, or the bearing mechanism scheme is adjusted by using an adjusting bolt, and the structures of the three unit bodies are identical. The unit body is provided with a supporting plate or a frame, shaft seats, a rotary shaft, bearings and bearing seats, the lower side of the supporting plate is provided with two shaft seats which are fixed with the supporting plate into a whole, the shaft seats are sleeved on the rotary shaft, the bearings are arranged at the two ends of the rotary shaft, the bearings are arranged in the bearing seats on the left and right moving bodies, and the supporting plate, the two shaft seats and the rotary shaft can integrally rotate left and right.

The second functional area of the second bearing mechanism scheme has the functions of left and right movement, back and forth movement and left and right swinging, the second functional area is provided with a left and right moving body, a plane guide rail, a bottom plate, a longitudinal sliding block and a longitudinal guide rail, and a bidirectional plane guide rail is respectively arranged on the front side and the back side of the left and right moving body, and the left and right moving body moves left and right relative to the bottom plate through the bidirectional plane guide rail; the bottom plate is arranged on the longitudinal sliding block, the longitudinal guide rail is arranged on the up-down swinging body, and the bottom plate arranged on the sliding block can move linearly along the longitudinal guide rail.

The third functional area of the second bearing mechanism scheme has an up-and-down swinging function, and the structure of the third functional area is the same as that of the third functional area of the first scheme.

And the function of each functional area of the supporting mechanism scheme III is the same as that of the corresponding functional area of the scheme II. The third scheme is mainly different from the second functional region in the second scheme, and the structures of the first and third functional regions are the same as those of the corresponding functional regions in the scheme.

The three second functional areas of scheme are equipped with plane moving body, central location axle, ball holder, holder base and side baffle, and the top of plane moving body is first functional area component, is equipped with the ball holder between the downside of plane moving body and the upside of holder base, and plane moving body can do the plane removal for the holder base, is equipped with the location axle at the center of plane moving body, is equipped with the centre bore on the holder base, and the location axle is limited to remove in the centre bore of holder base, and the lower extreme of location axle is equipped with the retaining ring, and the external diameter of retaining ring is greater than the diameter of holder base centre bore.

And a fourth supporting mechanism scheme, wherein the first, second and third supporting mechanism schemes are deformed and extended, the arrangement sequence of the three functional areas of the first, second and third schemes from top to bottom is adjusted, and each scheme can be changed into at least 5 extension schemes.

The safety mechanism of the bearing body is arranged on the supporting plate or the frame of any unit body of the bearing mechanism. The safety mechanism can automatically fix the body of the runner. The safety mechanism consists of a pressing plate, a sector gear, an upper clamping strip, a lower clamping strip, a pressing rod and a return spring, wherein the left side and the right side of the front end of the supporting plate of the supporting mechanism are respectively provided with the sector gear; the sector gear of the safety mechanism is replaced by a rotary arm, and the working process of the sector gear is the same as that of the safety mechanism of the sector gear.

The head supporting mechanism of the supporting body is positioned at the front end of the supporting mechanism, the head supporting mechanism consists of a head bracket and an elastic supporting part, the elastic supporting part enables the head bracket to generate a moment in the anticlockwise direction resisting the gravity of the head of a human body, the head bracket is hinged with the supporting plate transition bar through a shaft pin, and the head bracket can rotate up and down; the head bracket is connected with the supporting plate transition strip through a universal joint, so that the head bracket can rotate up and down and swing left and right.

The gravity balance system of the running equipment is provided with a leg supporting mechanism, a counterweight mechanism and a braking mechanism. The rotation center of the leg supporting mechanism is the mechanical rotation center of the femur of the human body, the balance moment of the counterweight mechanism is equal to or smaller than the moment generated by the gravity of the leg of the human body on the leg supporting mechanism, and the gravity balance system is divided into an upper supporting point structure and a lower supporting point structure according to the set position of the leg supporting mechanism:

scheme one of gravity balance system: the leg supporting mechanism is an upper supporting point structure, the upper supporting point structure consists of a side support, an inner leg supporting tube, an outer leg supporting tube and a leg supporting body, the side support is arranged on the left side and the right side of a running equipment bracket, and the leg supporting mechanism is arranged at the upper end of the side support; the balance weight mechanism is arranged on the side support and consists of a balance arm inner tube, a balance arm outer tube and a balance weight, wherein the balance arm outer tube and the leg support outer tube are of an integral structure, and the balance arm outer tube and the leg support outer tube can simultaneously rotate around a shaft pin by taking a shaft pin common to the balance arm outer tube and the leg support outer tube as a center; the counterweight mechanism is arranged on a base of running equipment, a rotating wheel or a chain wheel which is fixed with an outer leg supporting pipe into a whole is arranged at a shaft pin of the outer leg supporting pipe, the outer leg supporting pipe is hinged with a hinging seat arranged on the base of the running equipment through the shaft pin, the rotating wheel or the chain wheel which is fixed with the outer leg supporting pipe into a whole is arranged at the position of the shaft pin, a transition wheel is arranged between the two rotating wheels, and the upper rotating wheel and the lower rotating wheel are connected through a rope or a chain through the transition wheel; the two rotating wheels or the chain wheels are directly connected by ropes or chains between the two rotating wheels or the chain wheels without transition wheels; the braking mechanism is preferably arranged between the counterweight mechanism and the side support, the braking mechanism is provided with a pull rod, two springs and a sliding sleeve, the upper end of the pull rod is hinged with the lower side of an outer tube of the counterweight mechanism through a shaft pin, the middle part of the pull rod is provided with the sliding sleeve sleeved on the pull rod, the sliding sleeve is hinged with a sliding sleeve support on the side support through a shaft pin, and the first spring and the second spring are respectively sleeved on the upper section of the sliding sleeve and the lower section of the sliding sleeve on the pull rod; the braking mechanism sub-option is arranged at one side of the leg supporting mechanism, namely the sub-option is arranged between the leg supporting outer tube and the side bracket inner tube; the pull rod of the braking mechanism is alternatively an arc pull rod, one end of the arc pull rod is hinged with the base, and the sliding sleeve in the middle of the arc pull rod is hinged with the outer tube of the balance arm.

The scheme II of the gravity balance system is that the leg supporting mechanism is of a lower supporting point type structure and comprises a circular arc guide rail I, a sliding block I, a leg supporting rod and a leg profiling support body, wherein the circular arc guide rail I is positioned below a support body and is fixed on a bracket cross rod, one end of the leg supporting rod is fixed on the sliding block I, the other end of the leg supporting rod points to the lower side of the thigh of a human body, and the leg supporting body is of the profiling support body structure. The counterweight mechanism of the scheme is an arc guide rail counterweight mechanism and consists of an arc guide rail II, a sliding block II, a transition wheel, a guide wheel, an angle positioning support and a rope, wherein the arc guide rail II is hinged with the arc guide rail I; the counterweight mechanism of the gravity balance system scheme II is of an arc rocker arm structure and consists of an arc rocker arm, a counterweight, a brake mechanism, a transition wheel II and a rope, wherein a shaft pin of the arc rocker arm is arranged on a base of running equipment or at the lower end of a vertical rod, the vertical rod is fixed on the base, the upper end of the vertical rod is provided with the transition wheel II, the upper end of the arc rocker arm is provided with an arc ring, the arc ring is provided with the counterweight, and the rope with one end fixed on the first slider is fixed at the front end of the arc ring along the arc guide rail through the transition wheel and the transition wheel II; a braking mechanism is arranged between the arc rocker arm and the base. The counterweight mechanism of the second scheme is a combined spring structure and consists of a group of main spring rods and at least one group of auxiliary spring rods, wherein the spring pivot of the main spring rods is positioned below the front end of the bearing body and on the right side of the radius extension line of the upper dead point of the first circular arc guide rail; the spring pivot of the secondary spring lever is located to the left of the spring pivot of the primary spring lever.

The running equipment can be folded, when the running equipment is folded, the running machine bracket and the running machine are lifted upwards, the bracket is lifted upwards, and the first support rod and the second support rod are folded inwards.

The beneficial effects of the invention are as follows: because the human body adopts the inclined running scheme, the weight of the human body is decomposed into two components of a component force parallel to the upper plane of the bearing body and a positive pressure on the bearing body through the bearing body, so that the pressure on the legs of a user during running is greatly reduced, and the function of protecting the joints of the legs, particularly the knee joints, is realized for the runner. Meanwhile, the running method has upward movement components besides forward movement of the legs of the human body, so that the runner needs to continuously overcome the gravity of the legs to do work, the legs of the runner need to do more work than ordinary running, the body-building exercise effect is better, and the running method is more suitable for middle-aged and elderly people and obese people needing to pay attention to the protection of leg joints, and is also suitable for running exercise of patients with lumbar diseases, such as lumbar disc herniation.

Drawings

Fig. 1: the running method of the invention is schematically shown.

Fig. 2: scheme of running equipment matched with running method of the invention-schematic diagram.

Fig. 3: scheme of running equipment matched with running method of the invention-automatic support schematic diagram.

Fig. 4: a scheme II schematic diagram of running equipment matched with the running method of the invention.

Fig. 5: the scheme II simplified structure schematic diagram of the running equipment matched with the running method of the invention.

Fig. 6: a three-dimensional coordinate system schematic.

Fig. 7: in a first embodiment of the support mechanism, a first functional area of the three functional areas has a schematic cell diagram.

Fig. 8: in the first embodiment of the support mechanism, the first functional area of the three functional areas has two unit body diagrams.

Fig. 9: in the first embodiment of the support mechanism, the first functional area of the three functional areas has three unit body diagrams.

Fig. 10: and a supporting mechanism scheme I.

Fig. 11: FIG. 10 is a cross-sectional view of A-A.

Fig. 12: fig. 10 is a view from the direction B.

Fig. 13: the supporting mechanism scheme uses a common guide pillar shaft structure diagram for each unit body.

Fig. 14: and a second functional area structure diagram in the first bearing mechanism scheme.

Fig. 15: an enlarged view of section D-D in fig. 14.

Fig. 16: FIG. 14 is a sectional view of E-E.

Fig. 17: and a supporting mechanism scheme two-functional area distribution and structure diagram.

Fig. 18: and the bearing mechanism scheme is characterized by three functional areas, namely distribution and structure diagram.

Fig. 19: FIG. 18 is a sectional view of K-K.

Fig. 20: and (3) an example diagram of a deformation extension scheme obtained after the sequence of the three functional areas in the fourth supporting mechanism scheme is adjusted.

Fig. 21: the support body safety mechanism is a front view.

Fig. 22: the support body safety mechanism is a left view.

Fig. 23: the support body safety mechanism clamps the schematic diagram of the human body.

Fig. 24: scheme II of the bearing body safety mechanism.

Fig. 25: the spring sleeve type head supporting mechanism is schematically shown.

Fig. 25-1: a torsion spring type head support mechanism schematic diagram.

Fig. 26: a tension spring type head supporting mechanism schematic diagram.

Fig. 27: a schematic view of a rocker head support mechanism.

Fig. 28: scheme one (upper fulcrum) structure diagram of gravity balance system.

Fig. 29: a partial enlarged view of the gravity balance system is shown in fig. 28.

Fig. 30: scheme one (weight mechanism is arranged below) structure diagram of gravity balance system

Fig. 31: scheme two (lower fulcrum) structure diagram of gravity balance system.

Fig. 32: scheme II (arc rocker arm counterweight mechanism) diagram of gravity balance system.

Fig. 33: scheme II (combined spring counterweight mechanism) diagram of gravity balance system

Fig. 34: the running equipment of the invention is a folding schematic diagram.

Detailed Description

Fig. 1 is a schematic diagram of the running exercise method according to the present invention, wherein the angle between the runway plane 1 of the running machine and the horizontal plane 6 is set to be θ=30° -75 °, the back of the body of the runner is pressed on the support body of the running device, the axis of the body or the upper plane 5 of the support body and the horizontal plane 6 are set to be β=5 ° -80 °, the upper plane of the support body is the upper plane of the support mechanism support plate, and the angle between the upper plane 5 of the support mechanism and the runway plane 1 of the running machine is set to be 6=70 ° -100 °, preferably δ=80 ° -90 ° when in use. When the device is used, θ=65°, the angle between the axis line of the human body or the upper plane 5 of the supporting mechanism and the running track is assumed to be δ=85°, then the angle between the axis line of the human body and the horizontal plane is β=30°, the weight W of the human body is assumed to be 80 kg, the gravity center 2 of the weight of the human body is pressed on the supporting body 4, and the pressure actually transmitted to the running track by the leg is fx=80·sin β=80·sin30° =40 kg, namely the pressure of the actual leg of the human body to the running track is 1/2 of the weight of the human body, thereby playing a role in protecting the leg joints, particularly the knee joints, for the runner.

The running equipment matched with the running method for protecting the leg joints has two schemes:

running equipment scheme one, the running equipment shown in fig. 2 and 3 is of a bearing type structure which consists of a base 16, a bracket mechanism, a bearing bracket mechanism and a gravity balance system.

The support mechanism consists of a treadmill support 9, a treadmill 10, a first support rod 7 and a gas spring 17, wherein the base 16 and the treadmill support 9 are of rectangular structures, the lower end of the treadmill support 9 is hinged with the base 16 through a shaft pin III 15, the gas spring 17 is arranged between the middle part of the lower side surface of the treadmill support 9 and the base 16, the treadmill 10 is fixed on the upper side surface of the treadmill support 9, the lower side surface of the treadmill support 9 is hinged with the first support rod 7 with adjustable length through a shaft pin I8, an angle positioning support I7 a is arranged at one end, close to the shaft pin I8, between the treadmill support 9 and the first support rod 7, for fixing the position of the first support rod 7, and the angle positioning support rod is of a tension spring type double-hinge rod structure in the market; in fig. 3, the support mechanism is an automatic support structure, and an oil cylinder 17a, or an air cylinder or an electric push rod is connected between the middle part of the lower side surface of the treadmill support 9 and the base 16 in a hinged manner, and meanwhile, the first support rod 7 and the air spring 17 are omitted, so that the automatic control of the angle between the treadmill support 9 and the base 16 is realized.

The support bracket mechanism consists of a bracket 14, a bearing body 4, a gas tension spring 11 and a second support rod 13, wherein the lower end of the bracket 14 is hinged with a base 16, the lower end of the bracket 14 is hinged with the lower end of a running machine bracket 9, the gas tension spring 11 is arranged between one side edge of the running machine bracket and the middle part of the bracket, the middle part of the bracket is hinged with the second support rod 13 with adjustable length through a second shaft pin 13b, a bracket cross rod 14a is arranged above the bracket 14, the bearing body 4 is arranged above the bracket cross rod 14a, and the bracket cross rod 14a is hinged with the bearing body 4 through a fourth shaft pin 12; in fig. 3, the supporting mechanism is an automatic supporting mechanism, and an electric push rod 17b, or an oil cylinder or an air cylinder is connected between the middle part of the bracket 14 and the base 16 in a hinged manner, and meanwhile, a first supporting rod 13 and a second gas tension spring 11 are omitted to realize automatic control of the angle between the bracket 14 and the base 16; an angle positioning support II 13a is arranged at one end, close to the shaft pin II 13b, between the bracket 14 and the support rod II 13, and the angle positioning supports I and II have the same structure.

Fig. 4 and 5 show a second embodiment of the running apparatus, which is a sling type structure, and comprises a base 16, a bracket mechanism, an upper hanger mechanism, a lower hanger mechanism and a gravity balance system. The stent mechanism features of this scheme are the same as the stent mechanism features of scheme one.

The upper hanging frame mechanism of the running equipment proposal II consists of a hanging frame 19, a sling 20 and a hanging body 22, wherein the hanging frame 19 hinged with the running machine bracket is arranged above the running machine bracket 9, an angle positioning support III 18 is arranged between the hanging frame 19 and the running machine bracket 9 and close to the hinge joint, the sling 20 is tied at the upper end of the hanging frame 19, the hanging body 22 is tied at the lower end of the sling, the hanging body wraps the back of the human trunk and the side edge of the trunk and is used for bearing the weight of the human trunk, the hanging body is made of soft materials, the hanging body or a bottom plate 23 is used at the part contacted with the back and the waist of the human body, the bottom plate 23 is made of hard plates, and the two side edges of the human trunk are made of soft materials.

The lower hanger mechanism of the running equipment proposal II consists of a bracket 14, a support rod II 13, a gas tension spring 11 and a pull rope 21, wherein the pull rope 21 or a tension spring and an organic elastic strip are tied between the upper part of the bracket 14 and a hanger body 22. When the sling type running equipment is used, the body is wrapped and lifted by the lifting body, the axis of the human body forms an angle of 5-80 degrees with the horizontal plane, and the human foot is used for running on the running machine which is inclined by 30-75 degrees with the horizontal plane. The sling type structure has the characteristic of simple structure, but the use effect and the comfort level of the human body are poorer than those of the bearing type structure.

The second scheme of running equipment or the simplified sling type structure consists of a base 16, a bracket mechanism, an upper hanging bracket mechanism and a gravity balance system, and the bracket 14, the pull rope 21, the gas tension spring 11 and the second support rod 13 in the second scheme are omitted, so that the running equipment has the same use effect.

Because each part of the body has different degrees of rotation and displacement in the running process, when running on running equipment, besides the forward direction of the human body does not move relative to the ground, the human body can also rotate left and right, swing up and down and move back and forth, if the trunk of the human body is supported by a fixed bearing body, the human body can be restrained during running, and the human body is uncomfortable and unnatural, so the bearing body 4 in the scheme one of the running equipment is required to have the functions of rotating left and right, swinging up and down and moving back and forth; in the second scheme, the sling suspension structure is used above the suspension body 22 wrapping the human trunk, so that the suspension body has all functions of left and right rotation and swing, up and down swing and front and back movement.

The bearing body 4 consists of a bearing mechanism, a safety mechanism and a head supporting mechanism.

FIG. 6 is a three-dimensional coordinate system established by describing the present invention, based on the actual angular orientation of the upper plane of the support mechanism during use, the following coordinate system is established: the length direction of the supporting mechanism is taken as the X-axis direction, the positive direction of the X-axis is taken as the upward direction of the supporting mechanism, the width direction of the supporting mechanism is taken as the Y-axis direction, the direction perpendicular to the X-Y plane is taken as the Z-axis direction, and the origin 0 of the X, Y, Z axis is arranged at the center of the upper plane of the supporting mechanism. The left-right rotation of the bearing mechanism is rotation around an X axis, the left-right swing is left-right movement on an X-Y plane, the left-right swing is shown in a b-b direction, the left-right movement amplitude of the upper end and the lower end of the bearing mechanism can be different, the up-down swing is rotation around the Y axis, the front-back movement is shown in an e-e direction, and the front-back movement is shown in an X axis direction.

The functions of left-right rotation, left-right swing, up-down swing and back-and-forth movement of the bearing body are implemented by the bearing mechanism, the functions of the bearing mechanism are contained in three functional areas, namely a first functional area, a second functional area and a third functional area, the following four embodiments are listed to illustrate the functions and structural characteristics of the bearing mechanism:

The first bearing mechanism scheme is shown in fig. 7, 8 and 9, which are three functional areas set in the first bearing mechanism scheme: the first functional areas 24 respectively have the functions of left and right rotation and forward and backward movement; a second functional area 25 having a left-right swing function; the third functional region 26 has an up-and-down swing function. The first, second and third functional areas are arranged in sequence from top to bottom. The first functional area 24 in fig. 7 is provided with a unit body 27, and the first functional area 24 in fig. 8 is provided with two unit bodies, namely a unit body one 27 and a unit body three 29, in sequence along the X-axis direction, which correspond to the lower section and the upper section of the back of the human body respectively; in fig. 9, the first functional area 24 is sequentially provided with a first unit 27, a second unit 28 and a third unit 29 along the X-axis direction, which correspond to the lower, middle and upper sections of the back of the human body, respectively, and the structures of the units are the same.

Fig. 10 is a structural diagram of a scheme of a supporting mechanism, which is functionally divided into a first functional area 24, a second functional area 25 and a third functional area 26, wherein the first functional area 24 is provided with three units, namely a first unit 27, a second unit 28 and a third unit 29, the structures of the three units are the same, the first unit 27 consists of a supporting plate 27a or a frame, a guide sleeve 27f, a steel ball retainer 27d, a return spring 27c, a guide post 30, a first guide post seat 33c and a second guide post seat 33d, a guide sleeve 27f which is integrally fixed with the supporting plate is arranged at the lower side of the supporting plate 27a or the frame, as can be seen from fig. 11, a cushion block 27q is arranged between the guide sleeve 27f and the supporting plate 27a, the guide sleeve 27f, the steel ball retainer 27d, the return spring 27c and the guide post 30 form a general guide post guide sleeve mechanism, the guide post 30 is a fixing piece, the guide sleeve 27f and the guide post 30 can rotate left and right with the guide post 30 as axes, and can axially move along the guide post 30, the guide post guide sleeve mechanism of each unit is an independent guide post seat 33, the guide post c and the guide post seat 33 is fixed at the two ends of the left and right guide post seat 31a swing on the right base 31 of the base 31, and the guide post seat 31 can be adjusted by the left and right guide post seat 31 is shown as can be adjusted by the right and right base 31.

As can be seen from fig. 13, the first unit body of the supporting mechanism scheme is either a common guide post shaft 30b, the guide posts of the first unit body are hollow tube structures, the hollow guide posts 30a are sleeved on the common guide post shaft 30b, that is, the guide posts of the first unit body 27, the second unit body 28 and the third unit body 29 are hollow tubes and are strung on a common guide post shaft 30b, two ends of the guide post shaft 30b are fixed on the left and right swinging body 33 by a first shaft seat 31d and a second shaft seat 31f, the distance between the unit bodies is adjusted by a rope 37 with two ends fixed on the adjacent unit bodies, or an adjusting bolt is arranged between the adjacent unit bodies to adjust the distance between the unit bodies.

As can be seen from fig. 11, in the first supporting mechanism, a pair of spring posts 27e are respectively disposed between the supporting plate 27a and the bottom plate 31 of the unit body at two sides of the center line 27s, each spring post is composed of an outer tube 27i, an inner tube 27k and a spring 27j, the lower end of each spring post 27e is hinged to the bottom plate 31 through a six shaft pin 27h, the center line of the six shaft pin 27h is parallel to the X axis, a roller 27p is mounted at the upper end of each spring post through a five shaft pin 27m, the roller 27p can roll in a roller path 27n on the lower side surface of the supporting plate 27a, the direction of the center line of the roller path is parallel to the X axis, and the spring posts 27e are used for ensuring that the supporting plate 27a can only rotate left and right around the guide post 30 with limited degrees.

As can be seen from fig. 10, 14 and 15, the second functional area 25 of the supporting mechanism is provided with a left-right swinging body 33 and an up-down swinging body 32, the left-right swinging body 33 takes the positive direction of the X axis as the front end above the up-down swinging body 32, the front ends of the left-right swinging body and the up-down swinging body are provided with a sliding pair and a rotating pair, the sliding pair consists of a sliding block 33m and a guide rail 33n, the center line of the guide rail 33n is parallel to the Y axis, two ends of the guide rail 33n are fixed on a bottom plate 32b at the front end of the up-down swinging body 32, a thrust bearing 33g is arranged between the upper side of the sliding block 33m and the left-right swinging body 33, the thrust bearing 33g is arranged on a rotating shaft 33f, and the center line of the rotating shaft 33f passes through the center line of the sliding guide rail 33n and is parallel to the Z axis; as is clear from fig. 14 and 16, at least two rollers 33e are provided between the rear end of the horizontal swinging body 33 and the bottom plate 32a of the rear end of the vertical swinging body 32, and the roller mount 33k is attached to the horizontal swinging body 33 or the bottom plate 32a of the vertical swinging body. Thus, the left-right swinging body can move left and right at the front end and the rear end relative to the up-down swinging body.

In fig. 10, a third functional area 26 of the supporting mechanism is provided with an up-and-down swinging body 32, the lower side of the middle of the up-and-down swinging body 32 is hinged with a bracket cross bar 14a of the running device through a shaft pin four 12, and two ends of the bracket cross bar 14a are provided with organic elastic bodies 14c or springs so as to ensure that the up-and-down swinging body 32 can only swing up and down with limited amplitude.

Fig. 17 is a distribution and structure diagram of a second functional area of the supporting mechanism, and the second functional area is also provided with three functional areas: the first functional areas 24b have a left-right rotation function, the second functional areas 25b have a left-right movement, a back-forth movement, and a left-right swing function, and the third functional areas 26b have a up-down swing function. The first, second and third functional areas are arranged in sequence from top to bottom.

The first functional area 24b of the second bearing mechanism scheme is also provided with a first unit body 34, a second unit body 35 and a third unit body 36 in sequence along the X-axis direction, the longitudinal distance between the three unit bodies is controlled by adjusting the length of a rope 37 between the adjacent unit bodies, or the three unit bodies are adjusted by adjusting bolts, and the structures of the three unit bodies are the same.

In fig. 17, the first unit body 34 of the second first functional area 24b of the supporting mechanism scheme is provided with a supporting plate 27a or a frame, a first shaft seat 34c, a second shaft seat 34d, a rotating shaft 34e, a bearing 34a and a bearing seat 34b, the lower side of the supporting plate 27a is provided with the first shaft seat 34c and the second shaft seat 34d which are fixed with the supporting plate into a whole, the shaft seat is sleeved on the rotating shaft 34e and is fixed or in interference connection with the rotating shaft, the two ends of the rotating shaft are provided with the bearings 34a, the bearings are arranged in the bearing seat 34b on the left and right moving body 38, and the supporting plate 27a, the first shaft seat 34c, the second shaft seat 34d and the rotating shaft 34e can integrally rotate left and right.

In fig. 17, the second functional area 25b of the supporting mechanism is provided with a left and right moving body 38, a plane guide rail 42, a bottom plate 41, a longitudinal sliding block 39 and a longitudinal guide rail 40, wherein on the left and right moving body 38, two bidirectional plane guide rails 42 are respectively arranged on the front side and the rear side of the left and right moving body, the bidirectional plane guide rails 42 are parallel to the Y axis, the other installation surface of the plane guide rail is arranged on a connecting plate 41a of the bottom plate 41, the left and right moving body 38 can move left and right relative to the bottom plate 41 through the plane guide rails 42, namely move along the Y axis direction, and each unit body can independently move left and right, so that each unit body can complete left and right swinging movements with different amplitudes; the longitudinal slide rail mechanism is a conventional standard component, the center line of the longitudinal guide rail 40 is consistent with the X-axis direction, and the bottom plate 41 is arranged on the longitudinal slide 39. The longitudinal rail 40 is mounted on the up-and-down swinging body 32, and the longitudinal rail 40 coincides with the X-axis direction, so that the bottom plate 41 mounted on the slider 39 can move linearly in the X-axis direction.

The third functional area structure of the support mechanism in the scheme II shown in FIG. 17 is identical to the third functional area structure of the scheme I.

Fig. 18 shows a third embodiment of the support mechanism, the function of each functional area of which is identical to the function of the functional area of the second embodiment.

The third support means is constructed in a manner that differs from the second functional area 25c in the second functional area.

The third functional area of the bearing mechanism is provided with a plane moving body 49, a center positioning shaft 50, a ball retainer 46, a retainer base 48 and a side baffle 47, wherein a first functional area 24c is arranged above the plane moving body 49, the ball retainer 46 is arranged between the lower side surface of the plane moving body 49 and the upper side surface of the retainer base 48, the plane moving body 49 can move relative to the plane of the retainer base 48, the center of the plane moving body 49 is provided with the center positioning shaft 50, the center hole 45 is arranged on the retainer base 48, the center positioning shaft 50 is limited to move in the center hole of the retainer base 48, the lower end of the center positioning shaft 50 is provided with a retainer ring 43, the outer diameter of the retainer ring 43 is larger than the diameter of the center hole 45 of the retainer base, the retainer ring 43 is mounted on the lower end of the center positioning shaft by a bolt 44 sleeved with a spring, and the retainer ring and the spring function is that the plane moving body 49, the ball retainer 46 and the retainer base 48 can move relatively on the X-Y plane and cannot separate.

Fig. 20 is a diagram of a fourth structural view of a support mechanism, which is a deformation extension of the first, second and third structural views, wherein the arrangement sequence of the three functional areas of the first, second and third structural views from top to bottom is adjusted to obtain different structural combinations, for example, the support mechanism having a unit body in the first functional area of the first structural view has the following five extension variations: (1) sequentially arranging the first, third and second functional areas; (2) sequentially arranging the second functional area, the first functional area and the third functional area; (3) sequentially arranging the second, third and first functional areas; (4) sequentially arranging the third functional area, the first functional area and the second functional area; (5) arranged in sequence in the third, second and first functional areas. Thus, the first, second and third embodiments of the support mechanism can each be varied to at least 5 extension embodiments. Fig. 20 is a schematic diagram of a new structural scheme formed by arranging the three functional areas of the first bearing mechanism scheme in the order of the first, third and second functional areas from top to bottom, in which the arrangement order of the corresponding structures of the second functional area 25 and the third functional area 26 in the first scheme is changed, and the first functional area 24, that is, the up-and-down swinging body two 32c at the lower end of the left-and-right rotating and forward-and-backward moving functional area, is hinged with the left-and-downward swinging body two 33p arranged at the lower side of the up-and-down swinging body two 33p through the fourth pivot pin 12, that is, the up-and-down swinging body two 32c can swing up and down relative to the left-and-right swinging body two 33p with respect to the bracket cross bar two 14b at the lower side about the fourth pivot pin.

As can be seen from fig. 21, 22 and 23, the safety mechanism is provided on the support mechanism, and for a support mechanism provided with one, two or three unit bodies, the safety mechanism may be provided on a pallet or frame of any one unit body, and the safety mechanism may be capable of automatically fixing the body of the runner. The safety mechanism consists of a pressing plate 26d, a sector gear 26c, an upper clamping strip 26a, a lower clamping strip 26j, a pressing rod 26e and a return spring 26g, wherein the left side and the right side of the square front end of the supporting plate 27a are respectively provided with the sector gear 26c, the two sector gears are meshed with each other, the central line of a shaft pin eight 26i of the sector gear is parallel to the X axis, shaft seats of the left sector gear and the right sector gear are respectively arranged on the left side and the right side of the supporting plate 27a or the frame, the upper end of the pressing rod 26e is fixed on the lower side surface of the pressing plate 26d, the pressing rod is of an L-shaped structure, an elbow at the lower end of the pressing rod is inserted into an elongated hole 26h of the sector gear, and after the back of a human body touches the pressing plate 26d, the pressing plate pushes the sector gear to rotate through the pressing rod, the lower clamping strip 26j and the upper clamping strip 26a integrated with the sector gear are driven to rotate towards the center of the human body, and the clamping strips on the two sides simultaneously clamp the human body 3 towards the center, so that the human body is fixed and the human body is prevented from slipping. Two sections of clamping strips are arranged on each side, a shaft pin seven 26b is arranged between the clamping strips of the upper section and the lower section, and the opening size of the clamping strips is adjusted through an adjusting screw 26k arranged on the clamping strips so as to adapt to the requirements of people with different body shapes; the return spring 26g is arranged below the sector gear, and two ends of the return spring are respectively hooked on the extension rod 26p at the lower end of the sector gear or directly hooked at the lower end of the sector gear.

As can be seen from fig. 24, the sector gear of the safety mechanism is replaced by a rotary arm 26n, the pivot pin eight 26i of the rotary arm 26n is fixed on the left and right sides of the supporting plate 27a or the frame, the rotary arm 26n and the lower clamping strip 26j on the same side are integrally fixed and can rotate around the pivot pin eight 26i, the other end of the rotary arm 26n is provided with a strip-shaped hole 26h, and the elbow at the lower end of the compression bar 26e is inserted into the strip-shaped hole 26h of the rotary arm, and the working process is the same as that of the safety mechanism provided with the sector gear.

As can be seen from fig. 25, 25-1, 26 and 27, for the support mechanism provided with one, two or three unit bodies, the head support mechanism is located at the front end of the support mechanism, i.e., at the front end of the uppermost unit body, and is composed of the head bracket 56 and an elastic support portion, which causes the head bracket 56 to generate a moment in the counterclockwise direction against the gravity of the human head. In fig. 25 and 25-1, a transition bar 53 which is fixed with the third supporting plate and is hinged with a head bracket 56 through a shaft pin ten 54 is arranged at the front end of the third supporting plate 29a, and the head bracket 56 can move up and down; in fig. 26 and 27, the transition bar 53 is connected to the head bracket 56 by a universal joint 61, and the head bracket 56 can move up and down and swing left and right. A spring sleeve 57 is arranged below the head bracket in fig. 25, the front end of the spring sleeve 57 is hinged with the lower side of the head bracket 56, and the rear end of the spring sleeve is hinged with a connecting plate 60 at the lower end of the transition bar 53 or the three lower ends of the supporting plate through a shaft pin eleven 59; FIG. 25-1 shows a torsion spring structure in which a resilient torsion spring 90 is provided on the pin ten 54 of the head bracket 56; in fig. 26, a tension spring 65 and a tension spring support rod 64 are arranged below the head bracket 56, one end of the tension spring support rod 64 is fixed with the lower end of the connecting plate 60 into a whole, the other end of the tension spring support rod extends to the lower side of the front end of the head bracket 56, the front end of the tension spring 65 hooks on an adjusting screw pair 63 at the front end of the tension spring support rod 64, and the rear end of the tension spring hooks on a force arm 62 at the lower side of the rear end of the head bracket; in fig. 27, an L-shaped rocker 67 is provided at the lower side of the head bracket 56, and is hinged to a hinge seat provided at the rear end of the tension spring support rod by a twelve pin 66, a roller 68 is provided at the front end of the L-shaped rocker, the roller can roll on the lower side of the head bracket, the front end of the tension spring hooks the adjusting screw pair 63 at the front end of the tension spring support rod, and the rear end of the tension spring hooks the lower end of the arm of force of the rocker 67.

The human body is inclined to the ground by a larger angle when the running device is used, at the moment, the legs of the human body have upward motion components besides forward motion, the legs of the human body need to do more work than the conventional road running or running on a conventional running machine due to the action of the weight of the legs, the legs of the human body can feel more forceful, and in order to reduce the influence of the gravity of the legs on a user, the running device is provided with a human body leg gravity balance system.

As can be seen from fig. 28, the gravity balancing system is provided with three parts, namely a leg supporting mechanism 69, a counterweight mechanism 71 and a braking mechanism 74, the rotation center of the leg supporting mechanism is the mechanical rotation center of the femur of the human body, the balance moment of the counterweight mechanism is equal to or less than the moment generated by the gravity of the leg of the human body on the leg supporting mechanism, and the gravity balancing system is provided with two schemes of an upper fulcrum type structure and a lower fulcrum type structure according to the position of the leg supporting mechanism:

scheme one of gravity balance system: in fig. 28 and 29, the upper fulcrum type structure consists of a side support 73, a leg support outer tube 69d, a leg support inner tube 69b and a leg support body 69a, wherein the side support 73 is of an inner and outer sleeve type structure with adjustable length, the side support 73 is arranged at the left side and the right side of a bracket 14, the distance between the left side and the right side of the side support is required to ensure that the front and the back of hands of a person are not limited when running, the side support is arranged at the upper end of the bracket 14 at a position corresponding to the position between the human buttocks and the waist on the support body 4, the position of the side support 73 on the bracket 14 is adjusted by an adjusting screw 73a so as to adjust the front and back positions of the side support on the bracket, the side support can be adjusted in the Z axis direction by the adjusting screw 73b, the relative position of the inner tube 73c and the outer tube 73d in the upper and lower direction, the leg support body 69 is arranged at the upper end of the side support 73, the inner tube 69d of the leg support mechanism is hinged with the upper end of the side support through a thirteen shaft pin 69e, the upper end of the leg support mechanism is hinged with the upper end of the side support 69e, the upper end of the leg support is hinged with the upper end of the leg support 69 is arranged at a position corresponding to the position of the leg support shaft pin 69b of the upper end of the leg support, and the upper end of the leg support is parallel to the human thigh support is adjusted by the length of the upper leg support, and the upper end of the leg support is adjusted by the upper end of the upper leg support 69b is adjusted by the upper and the upper leg support of the leg support is; the balance moment of the counterweight mechanism is equal to or smaller than the moment generated by the gravity of the leg of the human body on the leg supporting mechanism. In fig. 28, the weight mechanism 71 is of an upper fulcrum type structure, and in fig. 29, the weight mechanism is composed of a balance arm outer tube 71a, a balance arm inner tube 71c, an adjusting screw 71b and a weight 71d, the balance arm outer tube 71a and a leg supporting outer tube 69d in the supporting mechanism are of an integral structure, the balance arm outer tube and the leg supporting outer tube are centered on a shaft pin thirteen 69e common to the balance arm outer tube and the leg supporting outer tube, and can rotate around the shaft pin thirteen simultaneously, and different people can adjust the size of the balance moment by adjusting the lengths between the inner tube and the outer tube of the balance arm.

As can be seen from fig. 30, the weight mechanism 71 of the first gravity balance system is configured to be mounted on the base 16 of the running apparatus, the weight mechanism is configured to be a lower structure, a first pulley 75 or a sprocket integrally fixed to the leg support outer tube 69d is provided at a shaft pin thirteen 69e of the leg support outer tube 69d in the upper support type support mechanism, the outer tube 71a of the balance arm is hinged to a hinge seat 16a mounted on the base 16 via a shaft pin sixteen 69f, a second pulley 78 or a sprocket integrally fixed to the outer tube 71a of the balance arm is provided at a position of the shaft pin sixteen 69f, a transition pulley 77 is provided between the first pulley and the second pulley, the first pulley 75, the transition pulley 77 and the second pulley 78 are connected by a rope 76 or a chain, and the angle of the balance arm is made to be identical to the angle of the leg support mechanism 69 by adjusting the length of the rope or the chain; the two wheels or chain wheels are directly connected by ropes or chains between the first wheel and the second wheel or the transition wheel 77 is omitted.

In fig. 28 and 29, the brake mechanism 74 is preferably provided between the weight mechanism 71 and the side bracket 73; or in fig. 30, is preferably disposed between the weight mechanism 71 and the base 16. The braking mechanism is provided with a pull rod 74c, two springs and a sliding sleeve 74d, the upper end of the pull rod 74c is hinged with the lower side of an outer tube 71a of the weight balancing mechanism through a pin fourteen 74a, the middle part of the pull rod is provided with the sliding sleeve 74d sleeved on the pull rod, the sliding sleeve is hinged with a sliding sleeve support on a side support through a pin fifteen 74e, the upper section of the pull rod, which is positioned on the sliding sleeve 74d, and the lower section of the sliding sleeve is respectively sleeved with a first spring 74b and a second spring 74f, the upper end of the pull rod is provided with an elastic force adjusting nut 74h, and the lower end of the pull rod is provided with an adjusting nut 74g; the brake mechanism is suboptimal disposed on one side of the leg support mechanism 69, i.e., between the leg support outer tube 69d and the side bracket inner tube 73 c; as can be seen from fig. 30, the pull rod of the brake mechanism 74 is alternatively a circular arc pull rod 79, one end of the circular arc pull rod 79 is hinged to a hinge seat 16b on the base 16, and a sliding sleeve 74d in the middle of the circular arc pull rod is hinged to the balance arm outer tube 71 a.

Scheme II of gravity balance system: the scheme is that the leg supporting mechanism is of a lower fulcrum type structure, the rotation center of the leg supporting mechanism is the mechanical rotation center of human thighbone, as can be seen from fig. 31, the lower fulcrum type mechanism consists of a first arc guide rail 80, a first sliding block 80a, a leg supporting rod 80h and a leg profiling supporting body 80i, wherein the first arc guide rail 80 is positioned at the lower side of the supporting body 4 and is fixed on a bracket cross rod 14a, the first arc guide rail 80 is respectively arranged at the left side and the right side of the lower side of the supporting body 4, the center of the first arc guide rail is the mechanical rotation center of human thighbone, the center is the average value position of the mechanical rotation center of human thighbone due to different physical constitution, one end of the leg supporting rod 80h is fixed on the first sliding block 80a, the other end points to the lower side of human thighbone, the length of the leg supporting rod 80h is adjusted by adjusting the distance between inner and outer insertion pipes of the supporting rod, the leg supporting body is used in the second profiling supporting body except for the cylindrical supporting body 69a supporting body which is provided with an upper fulcrum type supporting system, the upper supporting body 80c and a lower supporting body 80c is provided with a profiling supporting body, the upper supporting body 80c and a lower supporting body 80c is provided with a bottom plate 80, a front end of the upper supporting rod 80e is provided with a sliding block 80, a bottom plate 80e is provided with a front elastic supporting rod 80, a bottom plate 80e is provided with a front end 80, a bottom 80e is provided with a bottom 80, a bottom 80c and a bottom 80; as can be seen from fig. 31, the counterweight mechanism in this embodiment is a circular arc guide rail counterweight mechanism, and is composed of a circular arc guide rail two 81, a sliding block two 81a, a transition wheel 84, a guide wheel 81b, an angle positioning support 82 and a rope 83, wherein the circular arc guide rail two 81 is hinged with the circular arc guide rail one 80 through a hinging seat 80b, the circular arc guide rail two 81 is hinged with the bracket 14 or the bracket cross bar 14a, the rope 83 with one end fixed on the sliding block one 80a is fixedly connected with the sliding block two 81a along the circular arc guide rail two 80 through the transition wheel 84 and the guide wheel 81b, the counterweight 81j is fixed on the sliding block two 81a, and the radius and radian of the circular arc guide rail two 81 are the same; an angle positioning support 82 is arranged between the second circular arc guide rail 81 and the bracket cross bar 14a, one end of the angle positioning support 82 is hinged with the bracket cross bar 14a, and the other end is hinged with the second circular arc guide rail 81.

As shown in fig. 32, the counterweight mechanism of the gravity balance system scheme two is composed of an arc rocker arm 86, a counterweight 85, a brake mechanism 74, a transition wheel 84, a transition wheel two 84b and a rope 83, wherein a turning shaft pin seventeen 16h of the arc rocker arm 86 is arranged on the base 16 or is arranged at the lower end of a vertical rod 16e, the vertical rod 16e and the base 16 are fixed into a whole, a transition wheel two 84b is arranged at the upper end of the vertical rod 16e, an arc ring 87 is arranged at the upper end of the arc rocker arm, the radius of the arc ring 87 is equal to the radius of an arc guide rail one 80, the arc rocker arm is provided with the counterweight 85, the rope 83 with one end fixed on a slide block one 80a is fixed at the front end of the arc ring along the arc guide rail one 80 through the transition wheel 84 and the transition wheel two 84b along the arc ring 87; as can be seen from fig. 33, the weight mechanism of the gravity balance system scheme two is composed of a main spring rod 88 and a secondary spring rod 89, wherein 0 in fig. 33 is the center of the arc guide rail one 80, the main spring rod is composed of a compression spring one 88b, a mandrel one 88d and a sliding sleeve one 88a, the compression spring one is strung on the mandrel one, the front end of the mandrel one is hinged with the sliding block one 80a, one end of the compression spring one 88b is pressed on an adjusting nut 88c at the front end of the mandrel one, the other end is pressed on the sliding sleeve one 88a, the sliding sleeve one is a pivot of the compression spring one, the sliding sleeve one is strung on the mandrel one, the sliding sleeve one is hinged with a connecting arm one 14b fixed at the front end of the bracket cross rod 14a, and the sliding sleeve one 88a is positioned below the front end of the supporting body 4 and on the right side of an extension 80m of the radius of the dead center of the arc guide rail one 80 sliding block; the secondary spring rod 89 is at least provided with one group and consists of a compression spring II 89b, a mandrel II 89d and a sliding sleeve II 89a, the front end of the mandrel II is hinged with a sliding block I80 a on the arc guide rail I, the sliding sleeve II 89a is hinged with a connecting arm II 14c fixed at the rear end of the bracket cross rod 14a, the sliding sleeve II 89a is a fulcrum of the compression spring II, and the sliding sleeve II 89a is positioned at the left side of the sliding sleeve I88 a. When the gravity of the leg of the human body presses the profiling bracket 80i, the first sliding block 80a generates a counterclockwise rotation trend, and the elastic force of the combined spring counterweight mechanism balances the elastic force.

As can be seen from fig. 32, the brake mechanism 74 in the second gravity balance system scheme is provided between the arc rocker arm 86 and the base 16, and the brake mechanism has the same structure and operation principle as the brake mechanism in fig. 28 and 29.

As can be seen from fig. 34, the running apparatus is foldable, when the running apparatus is folded, the running apparatus bracket 9 and the running apparatus 10 are lifted upwards, the bracket 14 is lifted upwards, the first support bar 7 and the second support bar 13 are folded inwards, and the rear end of the running apparatus base 16 is provided with the roller 16f, if the running apparatus is required to be moved for a short distance, the running apparatus is required to be tilted backwards by a certain angle to push the apparatus to move forwards and backwards.

Claims (7)

1. A running exercise method and running equipment for protecting leg joints from damage, comprising a base (16) and a running machine (10), characterized in that:

a. the running exercise method for protecting leg joints from damage comprises the steps of setting the angle between a runway plane (1) of a running machine and a horizontal plane (6) to be theta=30-75 degrees, pressing the back of a human body of a runner on a supporting body (4) of running equipment, setting the angle between an upper plane (5) of the supporting body (4) and the horizontal plane (6) to be beta=5-80 degrees, and setting the included angle between the upper plane of the supporting body (4) and the runway plane (1) of the running machine to be 70-100 degrees, preferably 80-90 degrees when a person runs;

b. Running equipment matched with the running exercise method for protecting leg joints from damage is provided with two schemes:

the first scheme is a bearing structure, which consists of a base (16), a bracket mechanism, a bearing bracket mechanism and a gravity balance system; the support mechanism consists of a running machine support (9), a running machine (10), a first support rod (7) and a gas spring (17), wherein the lower end of the running machine support (9) is hinged with a base (16) through a shaft pin III (15), the running machine (10) is fixed on the upper side surface of the running machine support (9), the lower side surface of the running machine support (9) is hinged with the first support rod (7) with adjustable length through a shaft pin I (8), an angle positioning support I (7 a) is arranged at one end, close to the shaft pin I (8), between the running machine support (9) and the first support rod (7), and the gas spring (17) is arranged between the middle part of the lower side surface of the running machine support (9) and the base (16); the bracket mechanism is connected with an electric push rod (17 a) or an oil cylinder or an air cylinder in a hinged manner between the middle part of the lower side surface of the running machine bracket (9) and the base (16); the support bracket mechanism consists of a bracket (14), a bearing body (4), a gas tension spring (11) and a second support rod (13), wherein the lower end of the bracket (14) is hinged with the lower end of a base (16) or a running machine support (9), a bracket cross rod (14 a) is arranged above the bracket (14), the bearing body (4) is arranged above the bracket cross rod (14 a), the bracket cross rod (14 a) is hinged with the bearing body (4) through a fourth shaft pin (12), the middle part of the bracket is hinged with the second support rod (13) with adjustable length through a second shaft pin (13 b), an angle positioning support second (13 a) is arranged at one end, close to the second shaft pin (13 b), between the bracket (14) and the second support rod (13), and the gas tension spring (11) is arranged between one side edge of the running machine support (9) and the middle part of the bracket (14); the supporting bracket mechanism is connected with an electric push rod (17 b) or an oil cylinder or an air cylinder in a hinged manner between the middle part of the bracket (14) and the base (16);

The second scheme is a sling type structure, which consists of a base (16), a bracket mechanism, an upper hanging bracket mechanism, a lower hanging bracket mechanism and a gravity balance system, wherein the characteristics of the bracket mechanism of the second scheme are the same as those of the bracket mechanism of the first scheme; the upper hanging frame mechanism consists of a hanging frame (19), a sling (20) and a hanging body (22), wherein the hanging frame (19) hinged with the running machine support is arranged above the running machine support (9), an angle positioning support III (18) is arranged between the hanging frame (19) and the running machine support (9) near the hinged position, the hanging frame (19) or the hanging frame is hinged with a running equipment base (16), the sling (20) is tied at the upper end of the hanging frame (19), the hanging body (22) is tied at the lower end of the sling, and the hanging body is used for hanging the body part of a human body; the lower hanging bracket mechanism consists of a bracket (14), a second supporting rod (13), a gas tension spring (11) and a pull rope (21), wherein the pull rope (21) or the tension spring or the organic elastic strip is tied between the upper part of the bracket (14) and the hanging body (22); the scheme II sling type structure or the simplified sling type structure without the lower hanging bracket mechanism consists of a base (16), a bracket mechanism, an upper hanging bracket mechanism and a gravity balance system.

2. The running apparatus of claim 1, wherein: the bearing body (4) consists of a bearing mechanism, a safety mechanism and a head supporting mechanism.

3. The running apparatus of claim 2, wherein: the bearing mechanism has the functions of left and right rotation, left and right swing, up and down swing and back and forth movement, the bearing mechanism is provided with three functional areas, the functions of left and right rotation, left and right swing, up and down swing and back and forth movement of the bearing mechanism are distributed in the three functional areas, and the bearing mechanism has four embodiments:

a. the first functional area (24) of the scheme has the functions of left-right rotation and forward-backward movement, 1-3 unit bodies are arranged in the first functional area, each unit body consists of a supporting plate (27 a), a guide post guide sleeve mechanism, a guide post seat and a bottom plate (31), the guide post guide sleeve mechanism is arranged below the supporting plate (27 a), the guide post guide sleeve mechanism consists of a guide sleeve (27 f), a guide post (30), a ball support (27 d) and a return spring (27 c), the guide sleeve (27 f) is arranged below the supporting plate (27 a) and is fixed with the supporting plate into a whole, the guide post (30) is fixed on the bottom plate (31) by the guide post seat, and each unit body uses the guide post guide sleeve mechanism which is independent; each unit body of the first bearing mechanism scheme adopts a common guide post shaft (30 b), guide posts of the unit body are of a hollow tube structure, the hollow guide posts (30 a) are sleeved on the common guide post shaft (30 b), and two ends of the guide post shaft are fixed on the left-right swinging body (33) through shaft seats; a pair of spring columns (27 e) are respectively arranged between the supporting plate (27 a) and the bottom plate (31) at two sides of the central line (27 s), one end of each spring column (27 e) is hinged with the left-right swinging body (33) through a shaft pin six (27 h), the other end of each spring column is provided with a roller (27 p) through a shaft pin five (27 m), and the rollers (27 p) can roll in the roller paths (27 n) on the lower side surface of the supporting plate (27 a); the second functional area (25) has a left-right swinging function, a left-right swinging body (33) and an up-down swinging body (32) are arranged in the second functional area (25), the left-right swinging body (33) is arranged above the up-down swinging body (32), sliding pairs and rotating pairs are arranged at the front ends of the left-right swinging body and the up-down swinging body, the sliding pairs are composed of sliding blocks (33 m) and guide rails (33 n), rotating pairs provided with thrust bearings (33 g) are arranged between the upper parts of the sliding blocks (33 m) and the left-right swinging body (33), and at least two rollers (33 e) are arranged between the rear ends of the left-right swinging body (33) and a bottom plate (32 a) at the rear ends of the up-down swinging body (32); the third functional area (26) has an up-down swinging function, the third functional area (26) is provided with an up-down swinging body (32), the lower side of the middle part of the up-down swinging body (32) is hinged with a bracket cross rod (14 a) of the running equipment through a shaft pin IV (12), and two ends of the bracket cross rod (14 a) are provided with elastic bodies (14 c) or springs;

b. A second supporting mechanism scheme, wherein a first functional area (24 b) has a left-right rotation function, and 1-3 unit bodies are arranged in the functional area; the unit body is provided with a supporting plate (27 a) or a frame, a shaft seat, a rotating shaft (34 e), a bearing (34 a) and a bearing seat (34 b), a first shaft seat (34 c) and a second shaft seat (34 d) which are fixed with the supporting plate into a whole are arranged on the lower side of the supporting plate (27 a), the shaft seat is sleeved on the rotating shaft (34 e), the bearings (34 a) are arranged at the two ends of the rotating shaft, and the bearings are arranged in the bearing seat (34 b) on the left and right moving body (38); the second functional area (25 b) has the functions of left and right movement, front and back movement and left and right swinging, the functional area is provided with a left and right moving body (38), a plane guide rail (42), a bottom plate (41), a longitudinal sliding block (39) and a longitudinal guide rail (40), one plane guide rail (42) is respectively arranged on the front side and the rear side of the left and right moving body (38), the other installation surface of the plane guide rail is arranged on a connecting plate (41 a) of the bottom plate (41), the bottom plate (41) is arranged on the longitudinal sliding block (39), and the longitudinal guide rail (40) is arranged on the up and down swinging body (32); the third functional area (26 b) has an up-and-down swinging function, and the structure of the functional area is the same as the structure characteristics of the third functional area (26) of the first bearing mechanism scheme;

c. the function and structure of the first functional area (24 c) of the supporting mechanism scheme III are the same as those of the first functional area (24 b) of the supporting mechanism scheme II, and the function and structure of the third functional area (26 c) of the scheme III are the same as those of the third functional area (26 b) of the supporting mechanism scheme II; the function of the second functional area (25 c) is the same as that of the second functional area (25 b) of the second bearing mechanism scheme, the second functional area (25 c) is provided with a plane moving body (49), a center positioning shaft (50), a ball retainer (46), a retainer base (48) and a side baffle (47), the ball retainer (46) is arranged between the lower side surface of the plane moving body (49) and the upper side surface of the retainer base (48), the center of the plane moving body (49) is provided with the center positioning shaft (50), the retainer base (48) is provided with a center hole (45), the lower end of the center positioning shaft (50) is provided with a retainer ring (43), the outer diameter of the retainer ring (43) is larger than the diameter of the center hole (45) of the retainer base, and the longitudinal side of the retainer base (48) is provided with the baffle (47); the relative distance between the adjacent unit bodies is controlled by adjusting the length of the rope (52), or the unit bodies are adjusted by adjusting screws;

d. And a supporting mechanism scheme IV, wherein the three functional areas of the supporting mechanism scheme I, the scheme II and the scheme III and the arrangement sequence of the components contained in the three functional areas are sequentially adjusted from top to bottom, and each scheme obtains at least 5 extension schemes: (1) sequentially arranging the first, third and second functional areas; (2) sequentially arranging the second functional area, the first functional area and the third functional area; (3) sequentially arranging the second, third and first functional areas; (4) sequentially arranging the third functional area, the first functional area and the second functional area; (5) arranged in sequence in the third, second and first functional areas.

4. The running apparatus of claim 2, wherein: the safety mechanism is arranged on a supporting plate or a frame of any unit body of the supporting mechanism, the safety mechanism can automatically fix the body of a runner, the safety mechanism consists of a pressing plate (26 d), a sector gear (26 c), an upper clamping strip (26 a), a lower clamping strip (26 j), a pressing rod (26 e) and a return spring (26 g), the left side and the right side of the front end of the supporting plate (27 a) are respectively provided with a sector gear (26 c), the two sector gears are meshed with each other, the left sector gear and the right sector gear are hinged with shaft seats arranged on the left side and the right side of the supporting plate (27 a) or the frame through a shaft pin eight (26 i), the upper end of the pressing rod (26 e) is fixed on the lower side of the pressing plate (26 d), an elbow at the lower end of the pressing rod is inserted into a strip-shaped hole (26 h) of the sector gear, each side of the clamping strip is provided with two sections, a shaft pin seven (26 b) is arranged between the upper clamping strip and the lower clamping strip, the lower clamping strip (26 j) is fixed with the sector gear (26 c) on the same side, the shaft pin eight (26 i) is the lower clamping strip and the same as the sector gear, the two common shaft pins (26 g) are respectively hooked at the two ends of the two lower side of the sector gears (26 g) on the lower side of the same side; the safety mechanism is alternatively provided with a rotary arm (26 n), a shaft pin eight (26 i) of the rotary arm (26 n) is arranged on the left side and the right side of the supporting plate (27 a) or the frame, the rotary arm (26 n) and a lower clamping strip (26 j) on the same side are fixed into a whole and can rotate around the shaft pin eight (26 i), the other end of the rotary arm (26 n) is provided with a strip-shaped hole (26 h), and an elbow at the lower end of the compression bar (26 e) is inserted into the strip-shaped hole (26 h) of the rotary arm.

5. The running apparatus of claim 2, wherein: the head supporting mechanism consists of a head bracket (56) and an elastic supporting part, the elastic supporting part enables the head bracket (56) to generate a moment resisting the gravity of the head of a human body in the anticlockwise direction, the head supporting mechanism is positioned at the front end of the supporting mechanism, the head bracket (56) is hinged with a transition bar (53) on a supporting plate III (29 a) at the forefront end of the supporting mechanism through a shaft pin Ten (54), the head bracket (56) can swing up and down, the head bracket (56) is connected with the transition bar (53) or through a universal joint (61), and the head bracket (56) can swing up and down and left and right; the elastic supporting part is positioned below the head bracket (56), and is provided with a spring sleeve (57) structure, a torsion spring structure, a tension spring supporting rod structure and a tension spring rocker structure, wherein the spring sleeve (57) structure is that the front end of the spring sleeve (57) is hinged with the lower side of the head bracket (56), and the rear end of the spring sleeve is hinged with a connecting plate (60) at the lower side of the transition bar (53) or the lower side of the supporting plate III (29 a) through a shaft pin eleven (59); the torsion spring structure is that an elastic torsion spring (90) is arranged on a shaft pin ten (54) of a head bracket (56); the tension spring support rod is structurally characterized in that a tension spring (65) and a tension spring support rod (64) are arranged below a head bracket (56), one end of the tension spring support rod (64) is fixed with the lower end of a connecting plate (60) into a whole, the other end of the tension spring support rod extends to the lower part of the front end of the head bracket (56), the front end of the tension spring (65) hooks an adjusting screw pair (63) at the front end of the tension spring support rod (64), and the rear end of the tension spring hooks a force arm (62) at the lower side of the rear end of the head bracket; the tension spring rocker arm structure is that an L-shaped rocker arm (67) is arranged below the head bracket (56), the L-shaped rocker arm is hinged with a hinge seat arranged at the rear end of a tension spring supporting rod through twelve shaft pins (66), a roller (68) is arranged at the front end of the L-shaped rocker arm, the front end of the tension spring hooks an adjusting screw pair (63) at the front end of the tension spring supporting rod, and the rear end of the tension spring hooks the lower end of a force arm of the rocker arm (67).

6. The running apparatus of claim 1, wherein: the gravity balance system is provided with a leg support mechanism (69), a counterweight mechanism (71) and a brake mechanism (74), the rotation center of the leg support mechanism is the mechanical rotation center of the femur of the human body, the balance moment of the counterweight mechanism is equal to or less than the moment generated by the gravity of the leg of the human body on the leg support mechanism, and the gravity balance system is provided with an upper supporting point structure and a lower supporting point structure:

a. scheme one of gravity balance system: the leg supporting mechanism (69) is of an upper supporting point structure and consists of a side support (73), a leg supporting outer tube (69 d), a leg supporting inner tube (69 b) and a leg supporting body (69 a), wherein the side support (73) is of an inner sleeve type structure and an outer sleeve type structure with adjustable length, the side support (73) is arranged on the left side and the right side of a bracket (14), the leg supporting mechanism (69) is arranged at the upper end of the side support (73), the outer tube (69 d) of the leg supporting mechanism is hinged with the upper end of the side support through shaft pins thirteen (69 e), the leg supporting body (69 a) is arranged at the front end of the leg supporting mechanism, and the leg supporting body is of a cylindrical structure; the balance weight mechanism (71) is arranged on a side support (73) and consists of a balance arm outer tube (71 a), a balance arm inner tube (71 c) and a balance weight (71 d), wherein the balance arm outer tube (71 a) and a leg support outer tube (69 d) are of an integral structure, shaft pins thirteen (69 e) are arranged in the middle of the balance arm outer tube and the leg support outer tube, and the balance weight (71 d) is positioned at the outer end of the balance arm inner tube; the counterweight mechanism (71) of the scheme is of a lower-arranged structure, the lower-arranged counterweight mechanism (71) is arranged on a base (16) of running equipment, a first rotating wheel (75) or a chain wheel which is fixed with a leg supporting outer tube (69 d) into a whole is arranged at a shaft pin thirteen (69 e) of the leg supporting outer tube (69 d) in the leg supporting mechanism, the outer tube (71 a) of the counterweight arm is hinged with a hinging seat (16 a) arranged on the base (16) through a shaft pin sixteen (69 f), a second rotating wheel (78) or a chain wheel which is fixed with the outer tube (71 a) of the counterweight arm into a whole is arranged at the position of the shaft pin sixteen (69 f), a transition wheel (77) is arranged between the first rotating wheel and the second rotating wheel, and the first rotating wheel and the second rotating wheel are connected through a rope (76) or a chain for the transition wheel; or the first rotating wheel (75) and the second rotating wheel (78) are directly connected by ropes or chains;

The braking mechanism (74) is preferably arranged between the weight balancing mechanism (71) and the side bracket (73) or between the weight balancing mechanism (71) and the running equipment base (16); the braking mechanism is provided with a pull rod (74 c), two springs and a sliding sleeve (74 d), wherein the upper end of the pull rod (74 c) is hinged with the lower side of an outer tube (71 a) of the counterweight mechanism through a pin fourteen (74 a), the middle part of the pull rod is provided with the sliding sleeve (74 d) sleeved on the pull rod, the sliding sleeve is hinged with a sliding sleeve support on a side support through a pin fifteen (74 e), the upper section of the pull rod, which is positioned on the sliding sleeve (74 d), is sleeved with a first spring (74 b), the lower section of the sliding sleeve is sleeved with a second spring (74 f), the upper end of the pull rod is provided with an elastic adjusting nut (74 h), and the lower end of the pull rod is provided with an adjusting nut (74 g); the braking mechanism (74) is arranged on one side of the leg supporting mechanism (69) in a suboptimal mode, namely, is arranged between the leg supporting outer tube (69 d) and the side support inner tube (73 c); the pull rod of the braking mechanism (74) is alternatively an arc pull rod (79), one end of the arc pull rod (79) is hinged with a shaft pin seat (16 b) on the base (16), and a sliding sleeve (74 d) in the middle of the arc pull rod is hinged with the balance arm outer tube (71 a);

b. scheme II of gravity balance system: the scheme leg supporting mechanism is of a lower supporting point structure, a first arc guide rail (80) in the scheme leg supporting mechanism is positioned below a supporting body (4), and is fixed on a bracket cross rod (14 a), one end of a leg supporting rod (80 h) is fixed on a first sliding block (80 a), the other end of the leg supporting rod points to the lower part of the thigh of a human body, the leg supporting body is a profiling supporting body (80 i) or a cylindrical supporting body (69 a), a guide sleeve (80 c) of the profiling supporting body (80 i) is sleeved at the front end of the leg supporting rod (80 h), a lower bottom plate (80 e) is fixed on the upper side of the guide sleeve, a profiling supporting block (80 f) is fixed on an upper bottom plate (80 k), the upper bottom plate (80 k) is hinged with the lower bottom plate (80 e), and a limiting spring (80 g) or an organic elastomer is respectively arranged at the front and rear positions between the upper bottom plate and the lower bottom plate; the counterweight mechanism of the scheme is of an arc guide rail structure and consists of an arc guide rail II (81), a sliding block II (81 a), a transition wheel (84), a guide wheel (81 b), an angle positioning support (82) and a rope (83), wherein the arc guide rail II (81) is hinged with the arc guide rail I (80) through a shaft pin seat (80 b), the arc guide rail II (81) is hinged with a bracket (14) or a bracket cross rod (14 a) or a base (16), one end of the rope (83) fixed on the sliding block I (80 a) is hinged along the arc guide rail I (80), and is fixedly connected with the sliding block II (81 a) along the arc guide rail II (81) through the transition wheel (84) and the guide wheel (81 b), and a counterweight (81 j) is fixed on the sliding block II (81 a); an angle positioning support (82) is arranged between the arc guide rail II (81) and the bracket cross bar (14 a); the gravity counterweight mechanism of the scheme II is of an arc rocker arm structure, the lower end of the arc rocker arm (86) is hinged with the base (16) through a shaft pin seventeen (16 h), the vertical rod (16 e) and the base (16) are fixed into a whole, the upper end of the vertical rod (16 e) is provided with a transition wheel II (84 b), the upper end of the arc rocker arm is provided with an arc ring (87), the arc ring (87) is provided with a counterweight (85), a rope with one end fixed on the first slider (80 a) is fixed at the front end of the arc ring along the first arc guide rail (80) through the transition wheel (84) and the second transition wheel (84 b); a braking mechanism (74) is arranged between the arc rocker arm and the base; the gravity counterweight mechanism of the scheme II is of a combined spring structure and consists of a group of main spring rods (88) and at least one group of auxiliary spring rods (89), a compression spring I of the main spring rods (88) is strung on a mandrel I, the front end of the mandrel I is hinged with a slide block I (80 a), one end of the compression spring I (88 b) is pressed on an adjusting nut (88 c) at the front end of the mandrel I, the other end of the compression spring I is pressed on a slide sleeve I (88 a), the slide sleeve I is strung on the mandrel I, the slide sleeve I is hinged with a connecting arm I (14 b) fixed at the front end of a bracket cross rod (14 a), and the slide sleeve I (88 a) is positioned below the front end of a supporting body (4) and is positioned on the right side of a radius extension line (80 m) of a dead center on the slide block of a circular arc guide rail I (80); the front end of a mandrel II of the auxiliary spring rod (89) is hinged with a sliding block I (80 a), a sliding sleeve II (89 a) is hinged with a connecting arm II (14 c) fixed at the rear end of the bracket cross rod (14 a), and the sliding sleeve II (89 a) is positioned at the left side of the sliding sleeve I (88 a).

7. The running apparatus of claim 1, wherein: the running equipment can be folded, when the running equipment is folded, the running machine bracket (9) and the running machine (10) are lifted upwards, the bracket (14) is lifted upwards, and the first support rod (7) and the second support rod (13) are folded inwards.